Home / 3,396,745,859.49-5,093,414,129.62-1,979,101,128.67

Finding the Fourth Proportional to 3,396,745,859.49, 5,093,414,129.62 and 1,979,101,128.67

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Solution

The fourth proportional to 3,396,745,859.49, 5,093,414,129.62 and 1,979,101,128.67 is: 2,967,658,479.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396,745,859.49 : 5,093,414,129.62 = 1,979,101,128.67 : x
  2. Step 2: Convert to fraction form
    3,396,745,859.49/5,093,414,129.62 = 1,979,101,128.67/x
  3. Step 3: Cross multiply
    3,396,745,859.49x = 5,093,414,129.62 × 1,979,101,128.67
  4. Step 4: Simplify right side
    3,396,745,859.49x = 10,080,381,652,714,668,032
  5. Step 5: Solve for x
    x = 10,080,381,652,714,668,032/3,396,745,859.49
  6. Step 6: Final answer
    x = 2,967,658,479.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.